Security Bulletin
Summary
There are multiple vulnerabilities in IBM Runtime Environment Java Version 7 and 8 used by IBM MQ. IBM MQ have addressed the applicable CVEs. These issues were disclosed as part of the IBM Java SDK updates in April 2020.
Vulnerability Details
CVEID: CVE-2020-2781
DESCRIPTION: An unspecified vulnerability in Java SE related to the Java SE JSSE component could allow an unauthenticated attacker to cause a denial of service resulting in a low availability impact using unknown attack vectors.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/179681 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
CVEID: CVE-2020-2757
DESCRIPTION: An unspecified vulnerability in Java SE related to the Java SE Serialization component could allow an unauthenticated attacker to cause a denial of service resulting in a low availability impact using unknown attack vectors.
CVSS Base score: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/179657 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L)
CVEID: CVE-2020-2756
DESCRIPTION: An unspecified vulnerability in Java SE related to the Java SE Serialization component could allow an unauthenticated attacker to cause a denial of service resulting in a low availability impact using unknown attack vectors.
CVSS Base score: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/179656 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L)
Affected Products and Versions
| Affected Product(s) | Version(s) |
| IBM MQ | 9.1 LTS |
| IBM MQ | 8.0 LTS |
| IBM MQ | 9.2 CD |
Remediation/Fixes
IBM MQ 9.1 Long Term Support (LTS)
Apply Fix Pack v9.1.0.6
IBM MQ 9.2 Continuous Delivery Release (CDR)
Apply Continuous Delivery Release Update v9.2.0
IBM MQ V8.0
Apply Fix Pack 8.0.0.15
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
References
Change History
11 Aug 2020: Initial Publication
*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.
Disclaimer
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
Document Location
Worldwide
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Document Information
Modified date:
19 November 2020
UID
ibm16370579